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Pituitary apoplexy causing isolated blindness after cardiac bypass surgery
Journal article   Open access   Peer reviewed

Pituitary apoplexy causing isolated blindness after cardiac bypass surgery

Matthew J Thurtell, Michael Besser and G Michael Halmagyi
Archives of ophthalmology (1960), Vol.126(4), pp.576-578
04/2008
DOI: 10.1001/archopht.126.4.576
PMID: 18413537
url
https://doi.org/10.1001/archopht.126.4.576View
Published (Version of record) Open Access

Abstract

Pituitary apoplexy is a clinical syndrome that usually results from infarction of, or hemorrhage into, a pituitary macroadenoma. Typically, there is a rapid increase in tumor volume resulting in the abrupt onset of a variable combination of symptoms and signs that may include headache, meningismus, vomiting, visual loss, ophthalmoplegia, and stupor.1 Many factors have been implicated as precipitants, including major surgery.2 We describe 2 patients who developed blindness, without any other symptoms or signs to suggest pituitary apoplexy, due to infarction of undiagnosed pituitary macroadenomas during coronary artery bypass grafting (CABG).
Magnetic Resonance Imaging Glucocorticoids - administration & dosage Pituitary Apoplexy - diagnosis Dexamethasone - administration & dosage Humans Middle Aged Male Pituitary Neoplasms - pathology Tomography, X-Ray Computed Decompression, Surgical Pituitary Apoplexy - etiology Coronary Artery Bypass - adverse effects Dexamethasone - analogs & derivatives Pituitary Neoplasms - diagnostic imaging Adenoma - pathology Adenoma - diagnostic imaging Aged Infusions, Intravenous Blindness - etiology Pituitary Apoplexy - drug therapy

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